Exitronix GVLED-U-WH-EL-90 exit sign emergency light combo has a white thermoplastic housing. The GVLED-U-WH-EL-90 exit sign is also universal faced with green letters and features a nickel cadmium battery provides a minimum of 90 minutes illumination for the rated wattage upon loss of AC power. Moreover, this exit sign can be ceiling, wall or end mounted and suitable for damp location.